 The Office for National Statistics estimates that, in 2015, 43,000 people born in Japan were resident in the UK.Japanese is the primary language of Japan, and the 2011 Census found that 27,764 people in England and Wales spoke Japanese as their main language, 27,305 of them in England alone, and 17,050 in London alone.The 2011 Census also found that 83 people in Northern Ireland spoke Japanese as their main language.